粘合剂提供或促使粘附的物质，如浆糊或水泥 A substance, such as paste or cement, that provides or promotes adhesion.
该产品的耐湿性是通过使用一种化合物将纸纤维粘合在一起而成，如同水泥将砖块粘合在一起。 The product's wet strength is achieved through use of a chemical compound that binds paper fibers together much the way cement binds bricks.